public void Show_current_record_and_manual_matches()
        {
            _input_output.Output_line("");
            _input_output.Output_line($"Source record for {Third_party_descriptor}:");
            _input_output.Output_line(Reconciliator.Current_source_record_as_string());

            _input_output.Output_line("..............");
            _input_output.Output_line($"Matches found from {Owned_file_descriptor}:");
            _input_output.Output_line("***********");
            _input_output.Output_all_lines(Reconciliator.Current_potential_matches());
            _input_output.Output_line("***********");
        }